Safari Technology Preview for Mac

Name: Safari Technology Preview
Rating: 4 (1 reviews)
Author: Apple

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Key Details of Safari Technology Preview

Get a sneak peek at upcoming web technologies in OS X and iOS.
Last updated on March 30, 2016
There have been 6 updates
Virus scan status:
Clean (it’s extremely likely that this software program is clean)

Developer’s Description

By Apple

Get a sneak peek at upcoming web technologies in OS X and iOS.

Get a sneak peek at upcoming web technologies in OS X and iOS and experiment with these technologies in your websites and extensions.

This release of Safari Technology Preview contains the most recent additions and improvements to WebKit and the latest advances in Safari web technologies.

Browser Differences

Safari Technology Preview can be run side-by-side with Safari and set as the default browser

Separate local data stores are used for history, bookmarks, cookies, and cache

Browsing history and bookmarks are synced over iCloud when iCloud sync is enabled

The Develop menu is enabled by default

Receives regular updates through the Updates tab of the Mac App Store

Bug reports made on bugreport.apple.com should specify Safari Technology Preview

JavaScript Improvements

ECMAScript 6 support including lexical scoping, iterators, generators, arrow functions, default parameter values and many new built-in APIs

Better standards compliant IndexedDB support with more stability

Included the B3 JavaScript JIT compiler with low-latency, high-throughput that boosts performance

Added the ability to use `document.execCommand('copy')` and `document.execCommand('cut')` in response to a user gesture to copy and cut text programmatically

HTML Enhancements

The latest implementation of the Shadow DOM specification

Added support for Content Security Policy Level 2

Web Inspector Changes

Added memory summary and JavaScript allocations timelines

Added a fast JavaScript sampling profiler

Improved JavaScript profiling timeline view

Behavior Changes

Included many web compatibility fixes and bug fixes